Home / 131,795,990.26-181,879,946.04-75,288,219.82

Finding the Fourth Proportional to 131,795,990.26, 181,879,946.04 and 75,288,219.82

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Solution

The fourth proportional to 131,795,990.26, 181,879,946.04 and 75,288,219.82 is: 103,898,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,795,990.26 : 181,879,946.04 = 75,288,219.82 : x
  2. Step 2: Convert to fraction form
    131,795,990.26/181,879,946.04 = 75,288,219.82/x
  3. Step 3: Cross multiply
    131,795,990.26x = 181,879,946.04 × 75,288,219.82
  4. Step 4: Simplify right side
    131,795,990.26x = 13,693,417,358,309,256
  5. Step 5: Solve for x
    x = 13,693,417,358,309,256/131,795,990.26
  6. Step 6: Final answer
    x = 103,898,588.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.